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The MEGA GTR-3H Billet Upper Receiver comes stripped and ready for your next custom AR build. ZEV starts with high-quality 7075 T6 aluminum billet and machines them to exceed mil-spec dimensions and are held within ±.001″ tolerances, giving you maximum compatibility with mil-spec and aftermarket parts and accessories.
The MEGA GTR-3H Billet Upper Receiver offers superb strength and versatility for building an AR-15 configured exactly the way you want it.
MEGA Billet Upper Receiver features:
- Machined from American Made 7075-T651 billet aluminum
- Machined to exceed Mil-Spec requirements, with critical tooling
- dimensions held within +/- .001”
- True Black Class 2 Type 3 hard coat anodize
- Compatible with all Mil-Spec parts kits
- M4 feed ramps cut standard
- Weight: 9.3 oz
